Zeitschriftenartikel
            Alipour, A.; Reese, S.; Svendsen, B.; Wulfinghoff, S.:  A grain boundary model considering the grain misorientation within a geometrically nonlinear gradient-extended crystal viscoplasticity theory. Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences 
476 (2235), 20190581 (2020)